Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to return the sum of all the numerical elements in the list A between the positions i and j (including positions i and j). Return 0 if no numerical element is present in the list between the given ranges. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 7, 14, ['471', '7839', '1633', 'D', 'z', '1037', '577', 'p', 'z', 'v', 'V', 't', '1239', 'W', 'q', '1815', '7529', '7343', 'd', '3409', 's']

1816